@article{telles_2000,  title={The inclusion of surface characteristics in equations for turbulence closure},  volume={17},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322000000400006},  DOI={10.1590/S0104-66322000000400006},  number={4-7},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Telles, A.S.},  year={2000},  month={Dec},  pages={415–422} }